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Concrete pours onto the ground on a construction site.
Photo Credit
Chaiyaporn1144 vis iStock
Cement production is an overlooked source of carbon emissions in public discourse.

Basalt could be the key to greener and cheaper cement

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A snorkeler with camera and note pad investigates a nearly bleached coral.
Photo Credit
Jeff Liang
Professor Deron Burkepile observes coral in the process of bleaching in the reefs around Moorea.
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A glowing circuit board
Photo Credit
Unsplash/Adi Goldstein
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Argentinian glacier as seen from ISS
Photo Credit
NASA
Argentina's Perito Moreno Glacier as seen from the International Space Station
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goat being fed grass
Photo Credit
Courtesy Image
Ruminants such as cows, sheep and goats host anaerobic gut fungi that can break down tough cell walls
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Two researchers, one male against exterior foliage background, one female against yellow studio background
Photo Credit
Courtesy Image
Carlos G. Levi and Thuc-quyen Nguyen
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A family, made up of a couple and their three children, in the Amazon stands together smiling.
Photo Credit
Michael Gurven
The Tsimane are an indigenous population in the Bolivian Amazon